Research Article
Removal and Recovery of Chromium from Solutions Simulating Tannery Wastewater by Strong Acid Cation Exchanger
Table 3
The characteristics of the pilot plants.
| | | Installation I | Installation II |
| | Column height (m) | 30.00 × 10−2 | 19.40 × 10−2 | | Column diameter (m) | 6.70 × 10−2 | 10.00 × 10−2 | | Bed height (m) | 21.31 × 10−2 | 12.94 × 10−2 | | Resin bed volume (mL) | 751 | 1016 | | Exhaustion flow rate (BV/h) | 10 | 10 | | Regeneration flow rate (BV/h) | 2 | 2 | | Effluent volume (BV) | 200 | 183 | | Removal of chromium (%) | 98.70 | 89.24 | | Recovery of chromium (%) | 81.56 | 92.50 |
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